/Engine/Source/Runtime/Core/Public/Math/Quat.h
Multiply this by a matrix. This matrix conversion came fromhttp://www.m-hikari.com/ija/ija-password-2008/ija-password17-20-2008/aristidouIJA17-20-2008.pdfused for non-uniform scaling transform.
Matrix result after multiplication.
[TMatrix](API\Runtime\Core\Math\TMatrix)< T > operator* ( const [TMatrix](API\Runtime\Core\Math\TMatrix)< T > & M ) const